Omron CRT1 - 10-2008 Operation Manual page 165

Units with Screw Terminal Blocks
Component Names and Functions
Indicator Section
Communications
Indicators
I/O Indicators
Setting the Node
Address
142
(2) The rated current is the value for assuring normal operation, and not for
assuring durability of the relays. The relay service life depends greatly on
factors such as the operating temperature, the type of load, and switching
conditions. The actual equipment must be checked under actual operat-
ing conditions.
Communications
Node address switches:
×10 and ×1 (from left)
indicators: MS
and NS
Communications connector
Refer to 4-1-3 Communications Indicators.
The meanings of the output indicators are given in the following table.
Name LED status
0 to 15 Lit yellow.
Not lit.
The node address is set as a decimal number with the 10s digit set on the left
rotary switch and the 1s digit set on the right rotary switch. (The maximum
node address is 63.)
The setting on the rotary switches is read when power is turned ON.
0 0
1s digit of node address
10s digit of node address
Output indicators
0 to 15
Output relays
I/O terminal block (removable)
I/O status Meaning
Output ON The output is ON.
Output OFF The output is OFF.
Section 5-3